Allergy treatment device



FIG. 1 is a perspective view of an allergy treatment device showing my design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view of thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines depict portions of the allergy treatment device that form no part of the claimed design. 

CLAIM I claim the ornamental design for an allergy treatment device, as shown and described. 